FILENAME=post
SUFFIX=c
CC=gcc
${FILENAME}:${FILENAME}.${SUFFIX}
	${CC} ${FILENAME}.${SUFFIX} -o ${FILENAME}
${FILENAME}.${SUFFIX}:
	bison ${FILENAME}.y -o ${FILENAME}.${SUFFIX}
.PHONY:clean
clean:
	rm ${FILENAME}.${SUFFIX}
	rm ${FILENAME}
	